Locks the screen. Press and hold to open the phone options menu for the following options: Power off, Power off and restart, and Turn on/off Airplane mode.Turn on the fingerprint recognition feature to simplify the process of unlocking the screen. See Fingerprint Recognition for details.

Speaker

Lets you hear the different ringers and sounds. The speaker also lets you hear the caller’s voice in speakerphone mode.

Charger/Accessory Port

Allows you to connect the phone charger or an optional USB cable.

NFC Area

Allows the phone exchange data with other NFC-enabled devices by touching it with this area.

Flash

Helps you take pictures and video in dim lighting.

CAUTION! Inserting an accessory into the incorrect jack may damage the phone.